<html>

<head>
    <style>
        header {
            background-color: black;
            color: white;
            text-align: center;
            padding: 5px;
        }
        
        nav {
            line-height: 30px;
            background-color: #eeeeee;
            height: 300px;
            width: 100px;
            float: left;
            padding: 5px;
        }
        
        section {
            width: 350px;
            float: left;
            padding: 10px;
        }
        
        footer {
            background-color: black;
            color: white;
            clear: both;
            text-align: center;
            padding: 5px;
        }
    </style>

</head>

<body>
    <!--使用div元素来布局，可以轻松的通过css对其进行定位
        -->
    <div id="header">
        <h1>City Gallery</h1>
    </div>

    <div id="nav">
        London<br> Paris
        <br> Tokyo
        <br>
    </div>

    <div id="section">
        <h1>London</h1>
        <p>
            London is the capital city of England. It is the most populous city in the United Kingdom, with a metropolitan area of over 13 million inhabitants.
        </p>
        <p>
            Standing on the River Thames, London has been a major settlement for two millennia, its history going back to its founding by the Romans, who named it Londinium.
        </p>
    </div>

    <div id="footer">
        Copyright W3School.com.cn
    </div>

    <header>
        <h1>City Gallery</h1>
    </header>

    <nav>
        London<br> Paris
        <br> Tokyo
        <br>
    </nav>

    <section>
        <h1>London</h1>
        <p>
            London is the capital city of England. It is the most populous city in the United Kingdom, with a metropolitan area of over 13 million inhabitants.
        </p>
        <p>
            Standing on the River Thames, London has been a major settlement for two millennia, its history going back to its founding by the Romans, who named it Londinium.
        </p>
    </section>

    <footer>
        Copyright W3School.com.cn
    </footer>
</body>

</html>